Product
Supplier
Encyclopedia
Inquiry
Home > Encyclopedia > Phosphorous acid

Phosphorous acid

Phosphorous acid structure

Phosphorous acid 

structure

Description

A white crystalline solid. It is a monobasic acid forming the anion H2PO2- in water. The sodium salt, and hence the acid, can be prepared by heating yellow phosphorus with sodium hydroxide solution. The free acid and its salts are powerful reducing agents.

Phosphorous acid Basic Attributes

82

82.00

233-663-1

2811199090

Characteristics

60.7

-1.5

Phosphorous acid appears as a white or yellow crystalline solid (melting point 70.1 deg C) or a solution of the solid. Density 1.651 g /cm3 . Contact may severely irritate skin, eyes, and mucous membranes. Toxic by ingestion, inhalation and skin absorption.

Safety Information

UN 2834

22-35

1/2-26-36/37/39-45

Xn,C

P260, P264, P270, P280, P301+P312, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P330, P363, P405, P501

H302

Phosphorous acid Use and Manufacturing

Mainly used for urination disorders caused by prostatic hypertrophy. Is a highly selective α1A receptor blocker

Recommended Suppliers of Phosphorous acid

Latest News on Phosphorous acid

Scan the QR Code to Share

Feedback & Suggestions
Send Message

Thank you for your feedback. If you require further assistance, please contact us by email at info@echemi.com or call us at +86-532-55729510.